29640247

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:156

約数の個数: 48

約数和(自身を含む): 40857600

約数和(自身を除く): 11217353

約数列:

[1, 7, 13, 19, 31, 49, 79, 91, 133, 217, 247, 403, 553, 589, 637, 931, 1027, 1501, 1519, 1729, 2449, 2821, 3871, 4123, 7189, 7657, 10507, 12103, 17143, 19513, 19747, 28861, 31837, 46531, 50323, 53599, 73549, 120001, 136591, 222859, 325717, 375193, 604903, 956137, 1560013, 2280019, 4234321, 29640247]

約数ペア:

[(1, 29640247), (7, 4234321), (13, 2280019), (19, 1560013), (31, 956137), (49, 604903), (79, 375193), (91, 325717), (133, 222859), (217, 136591), (247, 120001), (403, 73549), (553, 53599), (589, 50323), (637, 46531), (931, 31837), (1027, 28861), (1501, 19747), (1519, 19513), (1729, 17143), (2449, 12103), (2821, 10507), (3871, 7657), (4123, 7189)]